Terms containing three- directional

Subject	English	Chinese
tech.	fully directional three-leg intersection	全定向三叉互通立交
oil	three dimensional design of directional well	定向井三维设计
wind.	three phase variable frequency bi-directional back-to-back four-quadrant PEC	三相变频双向背靠背四象限 PEC
gen.	three-directional	三向的
expl.	three-directional layerwise summation method	三向分层总和法考虑到地基侧向变形对纵向压缩变形的影响，而对分层总和法进行修正后得出的计算地基沉降量的方法
tech.	three-directional optic square	三向直角头
tech.	three-directional optical square	三向直角头